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libwebp: Sync with upstream 1.2.1

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Changes: https://chromium.googlesource.com/webm/libwebp/+/1.2.1/NEWS
(cherry picked from commit 41ce417847)
This commit is contained in:
Rémi Verschelde
2021-11-19 13:54:40 +01:00
parent d085385e60
commit 724c207005
71 changed files with 1649 additions and 1138 deletions
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73
thirdparty/libwebp/src/dsp/alpha_processing.c vendored
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@@ -157,7 +157,8 @@ void WebPMultARGBRow_C(uint32_t* const ptr, int width, int inverse) {
}
}
void WebPMultRow_C(uint8_t* const ptr, const uint8_t* const alpha,
void WebPMultRow_C(uint8_t* WEBP_RESTRICT const ptr,
const uint8_t* WEBP_RESTRICT const alpha,
int width, int inverse) {
int x;
for (x = 0; x < width; ++x) {
@@ -178,7 +179,8 @@ void WebPMultRow_C(uint8_t* const ptr, const uint8_t* const alpha,
#undef MFIX
void (*WebPMultARGBRow)(uint32_t* const ptr, int width, int inverse);
void (*WebPMultRow)(uint8_t* const ptr, const uint8_t* const alpha,
void (*WebPMultRow)(uint8_t* WEBP_RESTRICT const ptr,
const uint8_t* WEBP_RESTRICT const alpha,
int width, int inverse);
//------------------------------------------------------------------------------
@@ -193,8 +195,8 @@ void WebPMultARGBRows(uint8_t* ptr, int stride, int width, int num_rows,
}
}
void WebPMultRows(uint8_t* ptr, int stride,
const uint8_t* alpha, int alpha_stride,
void WebPMultRows(uint8_t* WEBP_RESTRICT ptr, int stride,
const uint8_t* WEBP_RESTRICT alpha, int alpha_stride,
int width, int num_rows, int inverse) {
int n;
for (n = 0; n < num_rows; ++n) {
@@ -290,9 +292,9 @@ static void ApplyAlphaMultiply_16b_C(uint8_t* rgba4444,
}
#if !WEBP_NEON_OMIT_C_CODE
static int DispatchAlpha_C(const uint8_t* alpha, int alpha_stride,
static int DispatchAlpha_C(const uint8_t* WEBP_RESTRICT alpha, int alpha_stride,
int width, int height,
uint8_t* dst, int dst_stride) {
uint8_t* WEBP_RESTRICT dst, int dst_stride) {
uint32_t alpha_mask = 0xff;
int i, j;
@@ -309,9 +311,10 @@ static int DispatchAlpha_C(const uint8_t* alpha, int alpha_stride,
return (alpha_mask != 0xff);
}
static void DispatchAlphaToGreen_C(const uint8_t* alpha, int alpha_stride,
int width, int height,
uint32_t* dst, int dst_stride) {
static void DispatchAlphaToGreen_C(const uint8_t* WEBP_RESTRICT alpha,
int alpha_stride, int width, int height,
uint32_t* WEBP_RESTRICT dst,
int dst_stride) {
int i, j;
for (j = 0; j < height; ++j) {
for (i = 0; i < width; ++i) {
@@ -322,9 +325,9 @@ static void DispatchAlphaToGreen_C(const uint8_t* alpha, int alpha_stride,
}
}
static int ExtractAlpha_C(const uint8_t* argb, int argb_stride,
static int ExtractAlpha_C(const uint8_t* WEBP_RESTRICT argb, int argb_stride,
int width, int height,
uint8_t* alpha, int alpha_stride) {
uint8_t* WEBP_RESTRICT alpha, int alpha_stride) {
uint8_t alpha_mask = 0xff;
int i, j;
@@ -340,7 +343,8 @@ static int ExtractAlpha_C(const uint8_t* argb, int argb_stride,
return (alpha_mask == 0xff);
}
static void ExtractGreen_C(const uint32_t* argb, uint8_t* alpha, int size) {
static void ExtractGreen_C(const uint32_t* WEBP_RESTRICT argb,
uint8_t* WEBP_RESTRICT alpha, int size) {
int i;
for (i = 0; i < size; ++i) alpha[i] = argb[i] >> 8;
}
@@ -359,6 +363,11 @@ static int HasAlpha32b_C(const uint8_t* src, int length) {
return 0;
}
static void AlphaReplace_C(uint32_t* src, int length, uint32_t color) {
int x;
for (x = 0; x < length; ++x) if ((src[x] >> 24) == 0) src[x] = color;
}
//------------------------------------------------------------------------------
// Simple channel manipulations.
@@ -367,8 +376,11 @@ static WEBP_INLINE uint32_t MakeARGB32(int a, int r, int g, int b) {
}
#ifdef WORDS_BIGENDIAN
static void PackARGB_C(const uint8_t* a, const uint8_t* r, const uint8_t* g,
const uint8_t* b, int len, uint32_t* out) {
static void PackARGB_C(const uint8_t* WEBP_RESTRICT a,
const uint8_t* WEBP_RESTRICT r,
const uint8_t* WEBP_RESTRICT g,
const uint8_t* WEBP_RESTRICT b,
int len, uint32_t* WEBP_RESTRICT out) {
int i;
for (i = 0; i < len; ++i) {
out[i] = MakeARGB32(a[4 * i], r[4 * i], g[4 * i], b[4 * i]);
@@ -376,8 +388,10 @@ static void PackARGB_C(const uint8_t* a, const uint8_t* r, const uint8_t* g,
}
#endif
static void PackRGB_C(const uint8_t* r, const uint8_t* g, const uint8_t* b,
int len, int step, uint32_t* out) {
static void PackRGB_C(const uint8_t* WEBP_RESTRICT r,
const uint8_t* WEBP_RESTRICT g,
const uint8_t* WEBP_RESTRICT b,
int len, int step, uint32_t* WEBP_RESTRICT out) {
int i, offset = 0;
for (i = 0; i < len; ++i) {
out[i] = MakeARGB32(0xff, r[offset], g[offset], b[offset]);
@@ -387,19 +401,26 @@ static void PackRGB_C(const uint8_t* r, const uint8_t* g, const uint8_t* b,
void (*WebPApplyAlphaMultiply)(uint8_t*, int, int, int, int);
void (*WebPApplyAlphaMultiply4444)(uint8_t*, int, int, int);
int (*WebPDispatchAlpha)(const uint8_t*, int, int, int, uint8_t*, int);
void (*WebPDispatchAlphaToGreen)(const uint8_t*, int, int, int, uint32_t*, int);
int (*WebPExtractAlpha)(const uint8_t*, int, int, int, uint8_t*, int);
void (*WebPExtractGreen)(const uint32_t* argb, uint8_t* alpha, int size);
int (*WebPDispatchAlpha)(const uint8_t* WEBP_RESTRICT, int, int, int,
uint8_t* WEBP_RESTRICT, int);
void (*WebPDispatchAlphaToGreen)(const uint8_t* WEBP_RESTRICT, int, int, int,
uint32_t* WEBP_RESTRICT, int);
int (*WebPExtractAlpha)(const uint8_t* WEBP_RESTRICT, int, int, int,
uint8_t* WEBP_RESTRICT, int);
void (*WebPExtractGreen)(const uint32_t* WEBP_RESTRICT argb,
uint8_t* WEBP_RESTRICT alpha, int size);
#ifdef WORDS_BIGENDIAN
void (*WebPPackARGB)(const uint8_t* a, const uint8_t* r, const uint8_t* g,
const uint8_t* b, int, uint32_t*);
#endif
void (*WebPPackRGB)(const uint8_t* r, const uint8_t* g, const uint8_t* b,
int len, int step, uint32_t* out);
void (*WebPPackRGB)(const uint8_t* WEBP_RESTRICT r,
const uint8_t* WEBP_RESTRICT g,
const uint8_t* WEBP_RESTRICT b,
int len, int step, uint32_t* WEBP_RESTRICT out);
int (*WebPHasAlpha8b)(const uint8_t* src, int length);
int (*WebPHasAlpha32b)(const uint8_t* src, int length);
void (*WebPAlphaReplace)(uint32_t* src, int length, uint32_t color);
//------------------------------------------------------------------------------
// Init function
@@ -428,13 +449,14 @@ WEBP_DSP_INIT_FUNC(WebPInitAlphaProcessing) {
WebPHasAlpha8b = HasAlpha8b_C;
WebPHasAlpha32b = HasAlpha32b_C;
WebPAlphaReplace = AlphaReplace_C;
// If defined, use CPUInfo() to overwrite some pointers with faster versions.
if (VP8GetCPUInfo != NULL) {
#if defined(WEBP_USE_SSE2)
#if defined(WEBP_HAVE_SSE2)
if (VP8GetCPUInfo(kSSE2)) {
WebPInitAlphaProcessingSSE2();
#if defined(WEBP_USE_SSE41)
#if defined(WEBP_HAVE_SSE41)
if (VP8GetCPUInfo(kSSE4_1)) {
WebPInitAlphaProcessingSSE41();
}
@@ -448,7 +470,7 @@ WEBP_DSP_INIT_FUNC(WebPInitAlphaProcessing) {
#endif
}
#if defined(WEBP_USE_NEON)
#if defined(WEBP_HAVE_NEON)
if (WEBP_NEON_OMIT_C_CODE ||
(VP8GetCPUInfo != NULL && VP8GetCPUInfo(kNEON))) {
WebPInitAlphaProcessingNEON();
@@ -469,4 +491,5 @@ WEBP_DSP_INIT_FUNC(WebPInitAlphaProcessing) {
assert(WebPPackRGB != NULL);
assert(WebPHasAlpha8b != NULL);
assert(WebPHasAlpha32b != NULL);
assert(WebPAlphaReplace != NULL);
}